[January] Mechanic Repository: Mechanics
Mobilize \1 — \2:
PARAM2, Discard this card: Put PARAM1ASWORDS 1/1 blue Soldier creature tokens onto the battlefield
Used on 0 cards:
_Recruit_— \2, {T}: Search your library for a Mercenary permanent card with converted mana cost \1 or less and put it onto the battlefield. Then shuffle your library.:
Used on 3 cards:
Ogre Mercenary, Human Sellsword, Reef Pirate
Ability word. Rejected Mercenary mechanic.
Brother-in-Arms (When you cast this spell from your hand, you may search your library for another card that shares a subtype with it with converted mana cost \1 or less and cast it without paying its mana cost. If you do, shuffle your library.):
Used on 3 cards:
Ogre Mercenary, Disfigured Sellsword, Reef Pirate
Variant to Recruit.
PARAM1 is the cards CMC minus 1.
_Battle Recruit_— Whenever ~ attacks, you may pay \2. If you do, search your library for a Mercenary card with converted mana cost \1 or less and put it onto the battlefield. Then shuffle your library.:
Used on 3 cards:
Reef Pirate, Ogre Mercenary, Human Sellsword
_Instigate_— Whenever ~ attacks, you may pay \2. If you do, search your library for a Mercenary card with converted mana cost \1 or less and put it onto the battlefield tapped and attacking, then shuffle your library.:
Used on 1 cards:
Necropol Sellsword
Variant of Battle Recruit.
Possible savage mechanic.
Roar \1 — \2:
PARAM2, Exile this card from your hand until end of turn: Put PARAM1ASWORDS +1/+1 counters on target creature that entered the battlefield this turn.
Used on 3 cards:
Ironclaw Warrior, Gray Ogre, War Mammoth
Possible savage mechanic.
Ability word. Rejected for savage mechanic. No script.
Ability word. Option for savage mechanic. No script.
Works "if another creature entered the battlefield this turn"... (under your control?)
Roar \1 — \2:
Whenever another creature ETBs under your control, you may pay PARAM2. If you do, put PARAM1ASWORDS +1/+1 counters on that creature.
Used on 1 cards:
War Mammoth
Potential savage mechanic. Roar v. 2. 0.
Uprising \1:
You may have this creature attack from your hand if you pay PARAM1 and put this onto the battlefield tapped and attacking. An uprising must result in you attacking with three or more creatures.
Used on 1 cards:
War Mammoth
Option for savage mechanic.
Horde \1 — \2:
As you cast a creature spell, you may pay PARAM2 and reveal this from your hand. If you do, that creature enters the battlefield with PARAM1ASWORDS additional +1/+1 counters on it.
Used on 1 cards:
War Mammoth
Call to Glory:
When this resolves, reveal cards from the top of your library until you reveal a creature card. Put it into your hand and the remaining cards on the bottom of your library in a random order.
Used on 3 cards:
Glorious Crusade, Castle Defense, Natural Selection
Mobilize \1 — \2:
PARAM2, Discard this card: Create PARAM1ASWORDS 1/1 white Soldier creature tokens.
Used on 2 cards:
Crusade, Castle Defense
In card text or details pages, write the mechanic's code name (playtest name) between square brackets, like "[Crittercast]", "[Bushido 1]" or "[Delay 4 {2}{R}{R}]". It will be expanded to the mechanic's name plus reminder text, such as "Suspend 4 – 

. (Rather than cast this spell from your hand,...)"
To expand a mechanic's name but not its reminder text, include parentheses at the end of the square brackets: "[Crittercast()]", "[Delay 9 {R}()]".