Cathars' Crusade [Commander 2016] BW91 the activated effect becomes "Change

the activated effect becomes "Change 1 face-up monster your opponent controls to face-down Defense Position"

you can equip it to your 'Aitsu' as an Equip Spell Card

When this card is Normal or Special Summoned: You can target 1 Spell/Trap Card your opponent controls

Set: Magic 2015 Type: Legendary Planeswalker — Nissa Rarity: Mythic Cost: {3}{G}{G} +1: Target land you control becomes a 4/4 Elemental creature with trample

Cathars' Crusade [Commander 2016] BW91 the activated effect becomes "ChangeSet: Commander 2016 Type: Enchantment Rarity: Rare Cost: {3}{W}{W} Whenever a creature enters the battlefield under your control, put a +1 +1 counter on each creature you control. Avacyn's holy warriors kept hope alive in her darkest hours. Now they will carry that hope across Innistrad.