Enchant creatureEnchanted creature has "Whenever this creature attacks alone, it gets +X/+X until end of turn, where X is the number of nonland permanents you control."
Search your library for up to two basic land cards, reveal those cards, put one onto the battlefield tapped and the other into your hand, then shuffle.
FlyingBloatfly Swarm enters with five +1/+1 counters on it.If damage would be dealt to Bloatfly Swarm while it has a +1/+1 counter on it, prevent that damage, remove that many +1/+1 counters from it, then give each player a rad counter for each +1/+1 counter removed this way.
Whenever a creature you control with power 2 or less attacks, it gains skulk until end of turn. (It can't be blocked by creatures with greater power.)Whenever a creature with power 4 or greater attacks you, its controller loses 2 life and you gain 2 life.
When Brotherhood Outcast enters, choose one —• Return target Aura or Equipment card with mana value 3 or less from your graveyard to the battlefield.• Put a shield counter on target creature. (If it would be dealt damage or destroyed, remove a shield counter from it instead.)
Vigilance, trampleRampaging Yao Guai enters with X +1/+1 counters on it.When Rampaging Yao Guai enters, destroy any number of target artifacts and/or enchantments with total mana value X or less.
First strike, hasteWhenever Kellogg, Dangerous Mind attacks, create a Treasure token.Sacrifice five Treasures: Gain control of target creature for as long as you control Kellogg. Activate only as a sorcery.
Permanents you control with counters on them gain hexproof and indestructible until end of turn. Prevent all damage that would be dealt to those permanents this turn. Proliferate. (Choose any number of permanents and/or players, then give each another counter of each kind already there.)
Squad (As an additional cost to cast this spell, you may pay any number of times. When this creature enters, create that many tokens that are copies of it.)VigilanceWhenever a creature token you control enters, put a +1/+1 counter on it.
Permanents you control with counters on them gain hexproof and indestructible until end of turn. Prevent all damage that would be dealt to those permanents this turn. Proliferate. (Choose any number of permanents and/or players, then give each another counter of each kind already there.)
Permanents you control with counters on them gain hexproof and indestructible until end of turn. Prevent all damage that would be dealt to those permanents this turn. Proliferate. (Choose any number of permanents and/or players, then give each another counter of each kind already there.)
Enchant creature you controlWhen Mantle of the Ancients enters, return any number of target Aura and/or Equipment cards from your graveyard to the battlefield attached to enchanted creature.Enchanted creature gets +1/+1 for each Aura and Equipment attached to it.
If one or more counters would be put on an artifact or creature you control, that many plus one of each of those kinds of counters are put on that permanent instead.If you would get one or more counters, you get that many plus one of each of those kinds of counters instead.