Blizzard

Target attack loses and can't gain go again unless the attacking hero pays [2 Resource].

Channel Lake Frigid

Go again

Cards and activated abilities cost opposing heroes an additional [1 Resource].

Channel Ice - At the beginning of your end phase, put a flow counter on Channel Lake Frigid then destroy it unless you put an Ice card from your pitch zone on the bottom of your deck for each flow counter on it.

Energy Potion

Instant - Destroy Energy Potion: Gain [2 Resource]

Frost Hex

Iyslander Specialization (You may only have Frost Hex in your deck if your hero is Iyslander.)

(An affliction enters the arena under an opposing hero's control.)

Frostbites you control have "At the beginning of your end phase, this deals 1 arcane damage to you."

Heart of Fyendal

Legendary (You may only have 1 Heart of Fyendal in your deck.)

When you pitch Heart of Fyendal, if you have less [Life] than your opponent, gain 1 [Life].

Ice Eternal

Iyslander Specialization (You may only have Ice Eternal in your deck if your hero is Iyslander.)

Ice Fusion (As an additional cost to play Ice Eternal, you may reveal an Ice card from your hand.)

Create X Frostbite tokens under target hero's control. Then, if Ice Eternal was fused, deal arcane damage to that hero equal to the number of Frostbites they control.

Insidious Chill

Insidious Chill enters the arena with 3 frost counters on it. When it has no frost counters on it, destroy it.

Whenever you Ice Fuse, remove a frost counter from Insidious Chill. If you do, target hero discards a card unless they pay {r}{r}.

This Round's on Me

Each hero draws a card.

Until the start of your next turn, attacks that target you have -1[Power].

Go again

Warmonger's Diplomacy

Starting with the hero to your left, each hero chooses war or peace.
If they choose war, the only actions they may play or activate during their next turn are weapon and attack actions.
If they choose peace, the only actions they may play or activate during their next turn are non-weapon non-attack actions.

Alluvion Constellas

The first time Alluvion Constellas prevents arcane damage each turn, if it has less than 4 energy counters, you may put an energy counter on it.

Instant - Remove 2 energy counters from Alluvion Constellas: The next staff ability you activate this turn costs {r}{r}{r} less.

Arcane Barrier 1 (If your hero would be dealt arcane damage, you may pay {r} to prevent 1 of that damage.)

Coronet Peak

Action - {r}{r}{r}: Target hero discards a card unless they pay {r}.

Blade Break (When the combat chain closes, if this defended, destroy it.)

Fyendal's Spring Tunic

At the start of your turn, if Fyendal's Spring Tunic has less than 3 energy counters on it, you may put an energy counter on it.

Instant - Remove 3 energy counters from Fyendal's Spring Tunic: Gain [1 Resource]

Blade Break (If you defend with Fyendal's Spring Tunic, destroy it when the combat chain closes.)

Ironrot Gauntlet

Blade Break - If you defend with Ironrot Helm, destroy it when the combat chain closes.

Metacarpus Node

Whenever you play a card with an effect that deals arcane damage, you may pay [1 Resource]. If you do, that effect deals that much arcane damage plus 1 and at the beginning of the end phase, destroy Metamarpus Node.

Arcane Barrier 1 (If your hero would be dealt arcane damage, you may pay [1 Resource] instead. If you do, prevent 1 arcane damage that source would deal.)

Storm Striders

Instant - [1 Resource], destroy Storm Striders: You may play your next Wizard 'non-attack' action card this turn as though it were an instant.

Arcane Barrier 2 (If your hero would be dealt arcane damage, you may pay [2 Resource] instead. If you do, prevent 2 arcane damage that source would deal.)

Waning Moon

Once per Turn Instant - {r}{r}: Deal 2 arcane damage to target hero. If it's not your turn, instead deal 3 arcane damage to them. Activate this ability only if you've played a 'non-attack' action card this turn.

Aether Hail (Red)

Aether Icevein (Red)

Ice Fusion (As an additional cost to play Aether Icevein, you may reveal an Ice card from your hand.)

Deal 5 arcane damage to any target. If Aether Icevein was fused and deals damage to a hero, they discard a card unless they pay {r}{r}.

Command and Conquer

Defense reactions can't be played to Command and Conquers chain link.

If Command and Conquer hits a hero, destroy all cards in their arsenal.

Fyendal's Fighting Spirit (Red)

When you attack or defend with Fyendal's Fighting Spirit, if you have less {g} than an opposing hero, gain 1{g}.

Scar for a Scar (Red)

When you play Scar for a Scar, if you have less [Life] than an opposing hero, it gains go again.

Sink Below (Red)

You may put a card from your hand on the bottom of your deck. If you do, draw a card.

Wounded Bull (Red)

When you play Wounded Bull, if you have less [Life] than your opponent, it gains +1 [Power].

Brain Freeze (Red)

Ice Fusion (As an additional cost to play Brain Freeze, you may reveal an Ice card from your hand.)

Target opponent reveals their hand. If Brain Freeze was fused, put an action card with cost 2 or less from their hand on top of their deck.

Brothers in Arms (Red)

When you defend with Brothers in Arms, you may pay {r}. If you do, it gains +2{d}.

Cold Snap (Red)

Target hero may pay {r}{r}{r}. If they don't, freeze a card in their arsenal or an ally they control until the start of your next turn. (A frozen object can't be played or activated.)

If Cold Snap is played from arsenal, draw a card.

Go again

Emeritus Scolding (Red)

Deal 4 arcane damage to target hero.

If Emeritus Scolding is played during an opponents turn, instead deal 6 arcane damage to target hero.

Frosting (Red)

Ice Bolt (Red)

Polar Blast (Red)

Target opposing hero may pay [3 Resource]. If they don't, your next attack this turn gains dominate. (The defending hero can't defend the attack with more than 1 card from their hand.)

If Polar Blast is played from arsenal, draw a card.

Go again

Battle Hardened: Rio de Janeiro