Boxing Day

At the beginning of each opponent's upkeep, Iron Maiden deals X damage to that player, where X is the number of cards in their hand minus 4.

Grim Monolith doesn't untap during your untap step. {T}: Add {C}{C}{C}. {4}: Untap Grim Monolith.

Each spell costs {3} more to cast except during its controller's turn.

A player who controls more permanents than each other player can't play lands or cast artifact, creature, or enchantment spells. That player may sa...

No more than two creatures can attack you each combat.

Beast of Burden's power and toughness are each equal to the number of creatures on the battlefield.

All creatures have vigilance. At the beginning of each player's end step, tap all untapped creatures that player controls that didn't attack this ...

Trample (This creature can deal excess combat damage to the player or planeswalker it's attacking.)

Creatures you control have first strike.

Protection from artifacts

Echo {2}{G} (At the beginning of your upkeep, if this came under your control since the beginning of your last upkeep, sacrifice it unless you pay ...

Destroy target creature with flying.

Trample When Weatherseed Treefolk dies, return it to its owner's hand.

{T}: Target creature gains forestwalk until end of turn. (It can't be blocked as long as defending player controls a Forest.)

Whenever Treefolk Mystic blocks or becomes blocked by a creature, destroy all Auras attached to that creature.

Flash Echo {2}{G} (At the beginning of your upkeep, if this came under your control since the beginning of your last upkeep, sacrifice it unless yo...

Target creature gets +1/+1 and gains reach until end of turn. (It can block creatures with flying.)

Sacrifice any number of creatures. Last-Ditch Effort deals that much damage to any target.

At the beginning of your upkeep, if there are seven or more lands on the battlefield, sacrifice Impending Disaster and destroy all lands.

Enchant creature Enchanted creature gets +1/+0 for each Mountain you control.

{T}: Choose target artifact a player controls and target artifact card in that player's graveyard. If both targets are still legal as this ability ...

{T}, Sacrifice Expendable Troops: It deals 2 damage to target attacking or blocking creature.

Whenever Goblin Medics becomes tapped, it deals 1 damage to any target.

{R}: Target creature gets +1/+0 until end of turn.