Enchant creature
Enchanted creature gets +2/+2 for each other creature on the battlefield that shares a creature type with it.

Forests you control are 1/1 green Elf creatures that are still lands.
, Sacrifice an Elf: Target creature gets +3/+3 until end of turn.

, : Target creature gains flying until end of turn.
, : Target creature gets -2/-0 until end of turn.

Flying
Modular 1 (This creature enters the battlefield with a +1/+1 counter on it. When it dies, you may put its +1/+1 counters on target artifact creature.)

Modular 1 (This creature enters the battlefield with a +1/+1 counter on it. When it dies, you may put its +1/+1 counters on target artifact creature.)

Trample
When Aurochs Herd enters the battlefield, you may search your library for an Aurochs card, reveal it, and put it into your hand. If you do, shuffle your library.
Whenever Aurochs Herd attacks, it gets +1/+0 until end of turn for each other attacking Aurochs.

Bloodthirst 1 (If an opponent was dealt damage this turn, this creature enters the battlefield with a +1/+1 counter on it.)
Creatures with power less than Battering Wurm's power can't block it.

: Add .
: Add or . Battlefield Forge deals 1 damage to you.

Protection from creatures

Equipped creature gets +2/+0.
Equip

: Add .
, : Put a storage counter on Calciform Pools.
, Remove X storage counters from Calciform Pools: Add X mana in any combination of and/or .

Target opponent reveals their hand. You choose a nonland card from it and exile that card.

Target player can't cast creature spells this turn.
Draw a card.

Changeling (This card is every creature type.)
Protection from black
: Chameleon Colossus gets +X/+X until end of turn, where X is its power.

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

At the beginning of each player's end step, Citadel of Pain deals X damage to that player, where X is the number of untapped lands they control.

Enchant creature you control
Enchanted creature is a Flagbearer.
While an opponent is choosing targets as part of casting a spell they control or activating an ability they control, that player must choose at least one Flagbearer on the battlefield if able.

When Colfenor's Plans enters the battlefield, exile the top seven cards of your library face down.
You may look at the cards exiled with Colfenor's Plans, and you may play lands and cast spells from among those cards.
Skip your draw step.
You can't cast more than one spell each turn.

, Sacrifice Conjurer's Bauble: Put up to one target card from your graveyard on the bottom of your library. Draw a card.

Target creature with flying loses flying until end of turn. Crash Landing deals damage to that creature equal to the number of Forests you control.