All the counter types mentioned on non-silver-border Magic: The Gathering cards.

counters.txt

-0/-1
-0/-2
-1/-0
-1/-1
-2/-1
-2/-2
+0/+1
+0/+2
+1/+0
+1/+1
+1/+2
+2/+2
age
aim
arrow
arrowhead
awakening
blaze
blood
bounty
bribery
brick
cage
carrion
charge
corpse
credit
crystal
cube
currency
death
delay
depletion
despair
devotion
divinity
doom
dream
echo
egg
elixir
energy
eon
experience
eyeball
fade
fate
feather
filibuster
flame
flood
fungus
fury
fuse
gem
glyph
gold
growth
hatchling
have
healing
hit
hoofprint
hour
hourglass
hunger
ice
infection
intervention
isolation
javelin
ki
landmark
level
lore
loyalty
luck
magnet
manifestation
mannequin
matrix
mine
mining
mire
more
music
muster
net
omen
ore
page
pain
paralyzation
petal
petrification
phylactery
pin
plague
plot
poison
polyp
pressure
prey
pupa
quest
rust
scream
scroll
shell
shield
shred
silver
sleep
sleight
slime
slumber
soot
spite
spore
storage
strife
study
theft
tide
time
tower
training
trap
treasure
unity
velocity
verse
vitality
vortex
wage
winch
wind
wish