Onslaught

{2}{W}, {T}, Sacrifice Nova Cleric: Destroy all enchantments.

Each player may search their library for up to X creature cards, reveal those cards, put them into their hand, then shuffle.

Whenever another Elf enters the battlefield, put a +1/+1 counter on Elvish Vanguard.

Enchant creature Enchanted creature gets +1/+1. Sacrifice Crown of Vigor: Enchanted creature and other creatures that share a creature type with it...

Haste Reckless One's power and toughness are each equal to the number of Goblins on the battlefield.

Trample {G}: Regenerate Silvos, Rogue Elemental.

Target opponent draws two cards, then you draw up to four cards. That opponent may repeat this process as many times as they choose.

{T}: Draw three cards. {2}{U}{U}: Return Arcanis the Omnipotent to its owner's hand.

{W}, {T}: Tap target creature. Morph {W} (You may cast this card face down as a 2/2 creature for {3}. Turn it face up any time for its morph cost.)

{1}: The next time you would draw a card this turn, create a 2/2 green Bear creature token instead.

Flying, haste

Untap all creatures and gain control of them until end of turn. They gain haste until end of turn.

Target player discards two cards. That player may copy this spell and may choose a new target for that copy.

Whenever Riptide Entrancer deals combat damage to a player, you may sacrifice it. If you do, gain control of target creature that player controls. ...

{T}, Pay 1 life, Sacrifice Wooded Foothills: Search your library for a Mountain or Forest card, put it onto the battlefield, then shuffle your libr...

Face-down creature spells you cast cost {1} less to cast.

Whenever a creature is put into your graveyard from the battlefield, you may pay {1}{W}. If you do, return that card to your hand.

({T}: Add {U}.)

Whenever a creature enters the battlefield, you may add an amount of {C} equal to the number of creatures you control that share a creature type wi...

{T}: Each player loses 1 life for each Zombie on the battlefield.

Target creature gains shroud until end of turn. (It can't be the target of spells or abilities.) Cycling {U} ({U}, Discard this card: Draw a card.)

Whenever a creature attacks, you gain 1 life.

Tribal Golem has trample as long as you control a Beast, haste as long as you control a Goblin, first strike as long as you control a Soldier, flyi...

Flying Other Bird creatures get +1/+1. Other Soldier creatures get +1/+1.