Enchant creature Enchanted creature gets +3/+3. Whenever enchanted creature deals combat damage to a player, double its controller’s life total.
Flying When Keiga, the Tide Star dies, gain control of target creature. 5/5
Equipped creature has hexproof and haste. (It can’t be the target of spells or abilities your opponents control.) Equip {1}
Equipped creature gets +1/+0 for each artifact you control. {B}{B}: Attach Cranial Plating to target creature you control. Equip {1}
{1}{R}, {T}: Create a token that’s a copy of another target creature you control. It gains haste. Sacrifice it at the beginning of the next end step. Activate only as a sorcery. {6}{R}{R}{R}, {T}: Create five tokens that are copies of another target creature you control. They gain haste. Sacrifice them at the beginning of the next end step. Activate only as a sorcery. 3/3
At end of combat, destroy each creature that blocked or was blocked this turn.
Buyback {2} (You may pay an additional {2} as you cast this spell. If you do, put this card into your hand as it resolves.) Scry 3. (Look at the top three cards of your library, then put any number of them on the bottom and the rest on top in any order.)
{3}, {T} or {U}, {T}: Return target creature to its owner’s hand unless its controller pays {1}.
Delirium — If a source you control would deal noncombat damage to a permanent or player while there are four or more card types among cards in your graveyard, it deals double that damage instead. When The Rollercrusher Ride enters, it deals X damage to each of up to X target creatures.
Flying {3}{W}{W}: Return Eternal Dragon from your graveyard to your hand. Activate only during your upkeep. Plainscycling {2} ({2}, Discard this card: Search your library for a Plains card, reveal it, put it into your hand, then shuffle.) 5/5
Each player discards a card, then loses 1 life, then sacrifices an artifact, a creature, an enchantment, a land, a planeswalker, and a tribal permanent, then exiles a card from their graveyard, then puts the top card of their library into their graveyard, then removes a counter from a permanent they control, then gets a poison counter.
You control target player during that player’s next turn. Exile Worst Fears. (You see all cards that player could see and make all decisions for the player.)