Create a 1/1 colorless Expansion-Symbol creature token for each different expansion symbol among permanents you control.

Return target creature to its owner's hand.
Draw a card.

When this creature dies, create seven 1/1 green Insect creature tokens.

When this creature dies, create two 1/1 green Insect creature tokens.

Skip your draw step.
, Tap two untapped creatures you control: Draw a card.

When this creature dies, create four 1/1 green Insect creature tokens.

Whenever this creature deals combat damage to a player, look at that many cards from the top of your library. Put one of them into your hand and the rest into your graveyard.
Find New Host — , Exile this card from your graveyard: Put a +1/+1 counter on target creature you control. It gains this card's other abilities. Activate only as a sorcery.

When this creature dies, each opponent loses 2 life and you gain 2 life.

Two target creatures each get +2/+2 until end of turn.

, Sacrifice this creature: Destroy target artifact or enchantment.

Equipped creature gets +1/+0.
Whenever equipped creature dies, you gain 3 life.
Equip

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

For Mirrodin!
Equipped creature gets +4/+4 and has trample.
Equip

When Sylvia Tilly enters, surveil 2.
At the beginning of combat on your turn, you may pay and exile a card from your graveyard. When you do, put a +1/+1 counter on target creature.

Partner with Khorvath Brightflame
Double strike
Dragons your team controls have double strike.

Search your library for a creature card, reveal it, then shuffle and put that card on top.

Put a +1/+1 counter on target creature you control if you weren't the starting player. Then that creature deals damage equal to its power to target creature you don't control.

Vigilance
Whenever this creature attacks, roll a d20.
1-9 | You gain 1 life.
10-19 | You gain 2 life.
20 | You gain 5 life.

Search your library for a land card, reveal it, put it into your hand, then shuffle.

At the beginning of your end step, choose one —
• Put a +1/+1 counter on target creature you control.
• Create a 3/3 green Raccoon creature token if you control a creature with power 4 or greater.

Sacrifice a land: Target creature you control gains shroud until end of turn.

Exile up to two target artifacts and/or enchantments.
Basic landcycling

When this creature enters, you may search your library for a basic land card, reveal it, put it into your hand, then shuffle.

Reach
When this creature enters, for each opponent, destroy target noncreature permanent that player controls. For each permanent destroyed this way, search your library for a Forest card and put that card onto the battlefield tapped. Then shuffle.

One or more target creatures become green until end of turn.

Target creature gets +2/+2 and gains trample until end of turn.
Flashback

Trample
When this creature enters, reveal the top four cards of your library. Put all Elf cards revealed this way into your hand and the rest on the bottom of your library in any order.

At the beginning of your draw step, you may draw two additional cards. If you do, choose two cards in your hand drawn this turn. For each of those cards, pay 4 life or put the card on top of your library.

When this creature dies, exile it, then return another target creature card from your graveyard to your hand.

Whenever you clash and win, you may draw a card. (This ability triggers after the clash ends.)