At the beginning of your upkeep, create a colorless artifact token named Land Mine with ", Sacrifice this artifact: This artifact deals 2 damage to target attacking creature without flying." Then flip a coin. If you lose the flip, Goblin Kaboomist deals 2 damage to itself.
Enchant creatureEnchanted creature has lifelink and "Whenever a creature an opponent controls dies, put a +1/+1 counter on this creature." (Damage dealt by a creature with lifelink also causes its controller to gain that much life.)
If a source would deal damage to equipped creature, prevent X of that damage, where X is the number of creatures you control.Equip (: Attach to target creature you control. Equip only as a sorcery.)
Kalonian Twingrove's power and toughness are each equal to the number of Forests you control.When Kalonian Twingrove enters, create a green Treefolk Warrior creature token with "This creature's power and toughness are each equal to the number of Forests you control."
Whenever a creature an opponent controls dies, Altac Bloodseeker gets +2/+0 and gains first strike and haste until end of turn. (It deals combat damage before creatures without first strike, and it can attack and as soon as it comes under your control.)
Equipped creature gets +4/+4.: Until end of turn, Haunted Plate Mail becomes a 4/4 Spirit artifact creature that's no longer an Equipment. Activate only if you control no creatures.Equip (: Attach to target creature you control. Equip only as a sorcery.)
Convoke (Your creatures can help cast this spell. Each creature you tap while casting this spell pays for or one mana of that creature's color.)FlyingSeraph of the Masses's power and toughness are each equal to the number of creatures you control.
Kird Chieftain gets +1/+1 as long as you control a Forest.: Target creature gets +2/+2 and gains trample until end of turn. (It can deal excess combat damage to the player or planeswalker it's attacking.)