Players can't cast spells from graveyards or activate abilities of cards in graveyards.
Whenever a creature dies, you gain 1 life.

Domain — Tribal Flames deals X damage to any target, where X is the number of basic land types among lands you control.

, Sacrifice this creature: Counter target spell.

Enchant creature (Target a creature as you cast this. This card enters attached to that creature.)
Whenever enchanted creature deals damage, you gain that much life.

This land enters tapped unless you control two or more other lands.
: Add or .

Flying
Your maximum hand size is reduced by four.

Flying, deathtouch
When Dragonlord Silumgar enters, gain control of target creature or planeswalker for as long as you control Dragonlord Silumgar.

, : Target creature gets +5/+5 until end of turn.

: Add one mana of any color that a land an opponent controls could produce.

Whenever this creature becomes tapped, you may pay . If you do, return target permanent to its owner's hand.

(: Add .)

Trample
Whenever a source you control deals 5 or more damage to a player, draw a card.

As this land enters, you may reveal an Elf card from your hand. If you don't, this land enters tapped.
: Add or .

Sliver creatures you control have afflict 2. (Whenever a creature with afflict 2 becomes blocked, defending player loses 2 life.)
Whenever a nontoken Sliver you control dies, amass Slivers 2. (Put two +1/+1 counters on an Army you control. It's also a Sliver. If you don't control an Army, create a 0/0 black Sliver Army creature token first.)

Flying, trample
At the beginning of your upkeep, sacrifice a creature other than this creature. If you can't, this creature deals 7 damage to you.

This creature enters with X +1/+1 counters on it.
: Put a +1/+1 counter on this creature.
Remove a +1/+1 counter from this creature: It deals 1 damage to any target.

Choose a nonland card name, then reveal the top card of your library. If that card has the chosen name, you draw three cards.

As The Mimeoplasm enters, you may exile two creature cards from graveyards. If you do, it enters as a copy of one of those cards with a number of additional +1/+1 counters on it equal to the power of the other card.

Counter target spell. Untap up to four lands.

Do You Like Squirrels? — Whenever The Unbeatable Squirrel Girl enters or attacks, create a 1/1 green Squirrel creature token.
I LOVE Squirrels! — : Create X 1/1 green Squirrel creature tokens, where X is the number of Squirrels you control.