Boxing Day

{1}{B}: Return Reassembling Skeleton from your graveyard to the battlefield tapped.

Ninjutsu {1}{B} ({1}{B}, Return an unblocked attacker you control to hand: Put this card onto the battlefield from your hand tapped and attacking.)...

Undergrowth — When Lotleth Giant enters the battlefield, it deals 1 damage to target opponent for each creature card in your graveyard.

Flying {3}{B}: Inkrise Infiltrator gets +2/+2 until end of turn.

As an additional cost to cast this spell, sacrifice a creature. Flying Trample (This creature can deal excess combat damage to the player or planes...

Destroy all nonenchantment creatures.

When Dread Drone enters the battlefield, create two 0/1 colorless Eldrazi Spawn creature tokens. They have "Sacrifice this creature: Add {C}."

Ninjutsu {1}{B} ({1}{B}, Return an unblocked attacker you control to hand: Put this card onto the battlefield from your hand tapped and attacking.)...

When Corpse Augur dies, you draw X cards and you lose X life, where X is the number of creature cards in target player's graveyard.

When Carrier Thrall dies, create a 1/1 colorless Eldrazi Scion creature token. It has "Sacrifice this creature: Add {C}."

Ninjutsu {3}{B} ({3}{B}, Return an unblocked attacker you control to hand: Put this card onto the battlefield from your hand tapped and attacking.)

{2}{B}, Sacrifice a creature: Target creature gets -2/-2 until end of turn. {2}{B}, Exile a creature card from your graveyard: Target creature gets...

When Witching Well enters the battlefield, scry 2. (Look at the top two cards of your library, then put any number of them on the bottom of your li...

Flying Cycling {U} ({U}, Discard this card: Draw a card.) When you cycle Windcaller Aven, target creature gains flying until end of turn.

Creatures you control with power or toughness 1 or less can't be blocked.

Ninjutsu {U} ({U}, Return an unblocked attacker you control to hand: Put this card onto the battlefield from your hand tapped and attacking.) Whene...

When Ancestral Blade enters the battlefield, create a 1/1 white Soldier creature token, then attach Ancestral Blade to it. Equipped creature gets +...

As long as Futurist Operative is tapped, it's a Human Citizen with base power and toughness 1/1 and can't be blocked. {2}{U}: Untap Futurist Operat...

Create a tapped 2/2 black Zombie creature token for each instant and sorcery card in your graveyard.

Improvise (Your artifacts can help cast this spell. Each artifact you tap after you're done activating mana abilities pays for {1}.) Draw three cards.

Whenever another nontoken creature enters the battlefield under your control, bolster 1. (Choose a creature with the least toughness among creature...

Ninjutsu {1}{U} ({1}{U}, Return an unblocked attacker you control to hand: Put this card onto the battlefield from your hand tapped and attacking.)...

Flying Whenever another creature dies, you may draw a card. If you do, discard a card.

Ninjutsu {3}{W} ({3}{W}, Return an unblocked attacker you control to hand: Put this card onto the battlefield from your hand tapped and attacking.)...