Graf Rats // Chittering Host

Graf Rats

Creature — Rat

At the beginning of combat on your turn, if you both own and control Graf Rats and a creature named Midnight Scavengers, exile them, then meld them into Chittering Host.

2/1

Chittering Host

Creature — Eldrazi Horror

Haste
Menace (This creature can't be blocked except by two or more creatures.)
When Chittering Host enters the battlefield, other creatures you control get +1/+0 and gain menace until end of turn.

5/6

Legalities

brawl: banned
commander: legal
legacy: legal
modern: legal
pauper: legal
standard: banned
vintage: legal
pioneer: legal

Rulings

2016-07-13:
The set of creatures affected by Chittering Host’s triggered ability is determined as the ability resolves. Creatures you begin to control later in the turn won’t get +1/+0 or gain menace.
2016-07-13:
For more information on meld cards, see the Eldritch Moon mechanics article (https://magic.wizards.com/en/articles/archive/feature/eldritch-moon-mechanics-2016-06-27).

Printings