Each player exiles all creature cards from their graveyard, then sacrifices all creatures they control, then puts all cards they exiled this way onto the battlefield.

Vanishing 2 (This creature enters with two time counters on it. At the beginning of your upkeep, remove a time counter from it. When the last is removed, sacrifice it.)
Whenever a player casts their second spell each turn, proliferate. (Choose any number of permanents and/or players, then give each another counter of each kind already there.)

, , Discard a card: Creatures target player controls attack this turn if able.

Hideaway 4 (When this land enters, look at the top four cards of your library, exile one face down, then put the rest on the bottom in a random order.)
This land enters tapped.
: Add .
, : You may play the exiled card without paying its mana cost if an opponent was dealt 7 or more damage this turn.

Hammer of Bogardan deals 3 damage to any target.
: Return this card from your graveyard to your hand. Activate only during your upkeep.

Trample
Other Orcs and Goblins you control have trample.
Whenever this creature attacks, it gets +X/+0 until end of turn, where X is the greatest power among creatures you control.

(: Add .)

Flying
As long as this card is in your graveyard and you control an Island, creatures you control have flying.

Lightning Bolt deals 3 damage to any target.

Whenever this creature or another Elemental you control enters, look at the top card of your library. If it's a land card, you may put it onto the battlefield tapped. If you don't put the card onto the battlefield, put it into your hand.

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

Flying
Other permanents you control have hexproof.
You may look at the top card of your library any time.
You may cast Angel spells and Human spells from the top of your library.

When Kroxa enters, sacrifice it unless it escaped.
Whenever Kroxa enters or attacks, each opponent discards a card, then each opponent who didn't discard a nonland card this way loses 3 life.
Escape—, Exile five other cards from your graveyard. (You may cast this card from your graveyard for its escape cost.)

Equipped creature gets +X/+X, where X is the number of Forests you control.
Whenever equipped creature attacks, create a 1/1 green Forest Dryad land creature token. (It's affected by summoning sickness.)
Equip

Whenever a creature you control enters, you gain life equal to its toughness.

Lightning Bolt deals 3 damage to any target.

Whenever one or more creatures you control that entered this turn deal combat damage to a player, create a 5/5 red Dragon Spirit creature token with flying.
: Creatures you control gain haste until end of turn.

Equipped creature gets +1/-1.
Whenever equipped creature dies, draw two cards.
Equip

Players can't play lands.
Lands can't enter the battlefield.
At the beginning of each upkeep, any player may sacrifice two lands of their choice or have this enchantment deal 5 damage to that player. If a player does either, destroy this enchantment.

You may cast this spell as though it had flash if you pay more to cast it. (You may cast it any time you could cast an instant.)
Simultaneously untap all tapped creatures and tap all untapped creatures.