Kytheon's Tactics

Creatures you control get +2/+1 until end of turn.
Spell mastery — If there are two or more instant and/or sorcery cards in your graveyard, those creatures also gain vigilance until end of turn. (Attacking doesn't cause them to tap.)

Rootborn Defenses

Populate. Creatures you control gain indestructible until end of turn. (To populate, create a token that's a copy of a creature token you control.)

Plains

Break of Day

Creatures you control get +1/+1 until end of turn.
Fateful hour — If you have 5 or less life, those creatures gain indestructible until end of turn. (Damage and effects that say "destroy" don't destroy them.)

Garrison Cat

When Garrison Cat dies, create a 1/1 white Human Soldier creature token.

Veteran Armorsmith

Other Soldier creatures you control get +0/+1.

Guardians' Pledge

White creatures you control get +2/+2 until end of turn.

Raise the Alarm

Create two 1/1 white Soldier creature tokens.

Crusader of Odric

Crusader of Odric's power and toughness are each equal to the number of creatures you control.