Combustion 1R
Instant
Combustion cannot be countered by a spell or an ability
Combustion deals 5 damage to target white or blue creature. The damage can't be prevented.
Mana Leak 1u
Instant
Counter Target spell unless its controller pays 3.
Bloodthirsty Goblin r
Creature - Goblin Berserker
~ can't attack unless an opponent was dealt noncombat damage this turn.
2/2
Warpriest of Thune 1w
Creature - Human Cleric
When ~ enters the battlefield, destroy target enchantment.
2/2
Back to Nature 1g
Instant
Destroy all enchantments.