: Target creature gets +X/+X until end of turn, where X is the number of Elves on the battlefield.

: Add .
: Add one mana of any color. Spend this mana only to cast an artifact spell.
, , Sacrifice an artifact: Create a 3/3 colorless Robot Villain artifact creature token named Doombot. Activate only as a sorcery.

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

, : Add .

Flying, trample
Once during each of your turns, you may cast an enchantment spell by paying life equal to its mana value rather than paying its mana cost.
, Sacrifice another enchantment: This creature gets +X/+0 until end of turn, where X is the sacrificed enchantment's mana value.

, Sacrifice a Forest: Add three mana in any combination of and/or .

Enchant creature
Enchanted creature gets +2/+2 for each other enchantment on the battlefield.

Creatures you control get +10/+10 and gain vigilance until end of turn.

Trample

If you control two or more other lands, this land enters tapped.
: Add .
: Until end of turn, this land becomes a 3/3 black Beholder creature with menace and "Whenever this creature attacks, exile target card from defending player's graveyard." It's still a land.

Flying
At the beginning of each player's upkeep, that player sacrifices a monocolored creature of their choice.

If you would draw a card while your library has no cards in it, you win the game instead.

As long as this Equipment is attached to a creature, the first time you would create one or more tokens each turn, you may instead create that many tokens that are copies of equipped creature.
Equip

Exile target creature you control, then return that card to the battlefield under its owner's control. If it's a Spirit, put a +1/+1 counter on it.

Whenever another nonartifact creature dies, return it to the battlefield under your control face down and tapped. It's a 2/2 Cyberman artifact creature.
At the beginning of your end step, each opponent faces a villainous choice — Each artifact creature you control deals 1 damage to that opponent, or you draw a card and chaos ensues.

Ghave enters with five +1/+1 counters on it.
, Remove a +1/+1 counter from a creature you control: Create a 1/1 green Saproling creature token.
, Sacrifice a creature: Put a +1/+1 counter on target creature.

Trample
This creature can't attack unless you control two or more other Wolves.
At the beginning of your upkeep, create a 2/2 green Wolf creature token.

Spells your opponents cast that target a Merfolk you control cost more to cast.
Abilities your opponents activate that target a Merfolk you control cost more to activate.

(As this Saga enters and after your draw step, add a lore counter.)
I — Create a 1/1 green Human Monk creature token with ": Add ."
II — Put a +1/+1 counter on each of up to two target creatures.
III — Exile this Saga, then return it to the battlefield transformed under your control.

Flash
, Sacrifice this creature: Destroy target artifact or enchantment.