+1/+1 counters
Devour
Unleash
Evolve
Undying
Adept
Modular
Training
Megamorph
Bolster
Outlast
Fabricate
Awaken
Amass
Explore
Backup
Escape
Dethrone
Monstrosity
Mentor
Bloodthirst
Support

Time counters

-1/-1 counters
Wither
Persist

Level Up

Experience counters

Vanishing

Shield counters

Energy counters

Charge counters

Oil counters

Station

Ability Counters

Stun counters

Poison counters

Toxic

Proliferate

Move counters

Planeswalker

Sagas