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Repel Calamity Bloomburrow s Repel Calamity improves a bit on the Destroy Evil design, allowing you to kill creatures with either power or toughness 4 or greater
More or less
notice the similar pattern in their casting cost, shared name, similar rarity, similar power/toughness etc), while other cycles have members that are so distinct from one another that it may be contentious to call them a cycle (Healing Salve, Ancestral Recall, Dark Ritual, Lightning Bolt and Giant Growth are one-mana instants whose abilities include the number 3, but not only their names and effects are wildly different, Ancestral Recall is rare unlike the rest that are common) Bite a type of removal (usually green, more rarely red) which allows the player's creature to deal damage equal to its power to another creature
10x Swamps
Each player rolls a W20, the Chaos Dragon must attack every turn, but cannot declare the person with the highest roll as a target