Walls could be designed to use +1/+1 counters to make token creatures. Remove a counter to put a 1/1 into play. Sac a creature to put a +1/+1 on the Wall. So if a Wall blocks, you can sac a few creatures to reinforce the wall.
They should bring back, "If an opponent controls a [basic land] and you control a [basic land], you may cast [named card] without paying its mana cost."
Phage the Untouchable was a Minion, Zombie Minion, and now Avatar Minion. During the Zombie Minion phase, that tweaked up her romance story and she broke barriers. Being an Avatar just makes her break more barriers.
First Zombie/Avatar to be romantically involved with a human. First Zombie/Avatar to get pregnant.
Undead Warchief
Ghoulcaller Gisa
Freed from the Real or Aura of Dominion
Phyrexian Altar
Wall of Corpses
Wall of Putrid Flesh
Wall of Tombstones
Sunweb
Wall of Glare
Wall of Nets
Floodgate
Thunder Wall
Wall of Tears
Battle Rampart
Wall of Lava
Overgrown Battlement
Wall of Mulch
Whip Vine
Djinn of Wishes
Discordant Dirge, Lilting Refrain, Midsummer Revel,Recantation, Rumbling Crescendo, Serra's Hymn, Serra's Liturgy, Torch Song, Vile Requiem, War Dance
With Theros an enchantment themed block before this one, having a new set of Verse Enchantments may be possible or Creatures with Verse abilities.
Reprint Massacre.
They run up to a CMC of 5 and change into stronger creatures. Using his effect offers an alternative to casting Spells to allow them to transform.
Control 5+ lands, fetch a Scute Mob.
Cheap creatures with Deathtouch can be call out as blockers.
This could work with some of the Soulbound creatures. Three verse counters fetch Silverblade Paladin.
Fetch Utility or Support creatures.
Greater Good
Natural Order
Ooze Garden