Tempest Singles

{G}, {T}: This creature loses this ability and becomes an Aura enchantment with enchant creature. Attach it to target creature. You may pay {G} to end this effect. {G}: Regenerate enchanted creature.

Rolling Thunder deals X damage divided as you choose among any number of targets.

Other Elf creatures have forestwalk. (They can't be blocked as long as defending player controls a Forest.) Other Elves have shroud. (They can't be the targets of spells or abilities.)

Creatures you control get +3/+3 and gain trample until end of turn. (Each of those creatures can deal excess combat damage to the player or planeswalker it's attacking.)

Shadow (This creature can block or be blocked by only creatures with shadow.) Whenever a creature with shadow dies, put a +1/+1 counter on this creature.

Flying {T}, Tap two untapped creatures you control: Return target permanent to its owner's hand.

Pay 3 life: Put a +1/+1 counter on this creature.

Cast this spell only before the combat damage step. Target attacking or blocking creature gets +4/+0 until end of turn. Destroy that creature at the beginning of the next end step.

{4}, {T}: An opponent chooses target creature they control. Create a token that's a copy of that creature. That token gains haste until end of turn. Exile the token at the beginning of the next end step. Activate only as a sorcery.

Buyback {3} (You may pay an additional {3} as you cast this spell. If you do, put this card into your hand as it resolves.) Return target creature card from your graveyard to your hand.

{1}: The next time a blue source of your choice would deal damage to you this turn, prevent that damage.

{1}{G}: This creature gets +2/+2 until end of turn. Activate only once each turn.

All Sliver creatures have flying.

This land enters tapped. {T}: Add {C}. {T}: Add {R} or {W}. This land deals 1 damage to you.

Mountainwalk (This creature can't be blocked as long as defending player controls a Mountain.)

Flying

({T}: Add {B}.)

Target creature can’t block this turn. Draw a card.

Sacrifice this creature: It deals 1 damage to any target.

Exchange control of target artifact or creature and another target permanent that shares one of those types with it. (This effect lasts indefinitely.)