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'"Until end of turn" and "this turn" effects don't end.
'Crackle with Power deals five times X damage to each of up to X targets.
'{T}, Remove a counter from a permanent you control: Choose one —
• Put a charge counter on target artifact.
• Put a +1/+1 counter on target creature.
'Enchant enchantment At the beginning of the upkeep of enchanted enchantment's controller, that player may pay any amount of mana. This Aura deals 2 damage to that player. Prevent X...
Flash
Turtles you control get +2/+2.
'Exile the top seven cards of your library. Until end of turn, you may cast spells from among them. If this spell was cast from your hand, add ten mana...
'Crackle with Power deals five times X damage to each of up to X targets.
'{T}: Target creature gets +1/+1 and gains flying, first strike, and trample until end of turn.
'Equipped creature has hexproof and can't be blocked.
Equip—{2}, Pay 2 life.
'Counter target spell unless its controller pays {X}. If that player doesn't, they tap all lands with mana abilities they control and lose all unspent mana.
'Equipped creature gets +2/+2 and has protection from instants and from sorceries. Whenever equipped creature deals combat damage to a player, create a Treasure token. When you next cast an...
'Target player activates a mana ability of each land they control. Then that player loses all unspent mana and you add the mana lost this way.