Implicating giga_mermaid → shantae_(series)
Link to implication

• abner_cadaver → shantae_(series)

ammo_baron → shantae_(series)
bolo_(shantae) → shantae_(series)
mimic_(shantae) → shantae_(series)
mudslasher → shantae_(series)
nega_shantae → shantae_(series)
poe_(shantae) → shantae_(series)
risky_boots → shantae_(series)
rottytops → shantae_(series)
shantae_(bat_form) → shantae_(series)
shantae_(crab_form) → shantae_(series)
shantae_(dryad_form) → shantae_(series)
shantae_(elephant_form) → shantae_(series)
shantae_(harpy_form) → shantae_(series)
shantae_(mermaid_form) → shantae_(series)
shantae_(monkey_form) → shantae_(series)
shantae_(naga_form) → shantae_(series)
shantae_(spider_form) → shantae_(series)
shantae_(succubus_form) → shantae_(series)
sky_(shantae) → shantae_(series)
squid_baron → shantae_(series)
techno_baron → shantae_(series)
tinkerbat → shantae_(series)
tuki → shantae_(series)
wrench_(shantae) → shantae_(series)

Alias

• shantae:_and_the_pirate's_curse → shantae_(series)

shantae:_half-genie_hero → shantae_(series)

Reason:

Characters from game.

Other game implications

• arms_(game) → nintendo
• helix_(arms) → arms_(game)

master_mummy → arms_(game)
mechanica_(arms) → arms_(game)
min_min → arms_(game)
ribbon_girl → arms_(game)
twintelle → arms_(game)

• warioware → nintendo
• ashley_(warioware) → warioware

dribble_(warioware) → warioware
orbulon → warioware
spitz_(warioware) → warioware

• punch-out!! → nintendo
• bear_hugger → punch-out!!

doc_louis → punch-out!!
king_hippo → punch-out!!
little_mac → punch-out!!

• earthworm_jim_(series) → video_games
• earthworm_jim → earthworm_jim_(series)

• ice_climber → nintendo
• nana_(ice_climber) → ice_climber

popo_(ice_climber) → ice_climber

• nights_into_dreams → video_games
• nights → nights_into_dreams

reala → nights_into_dreams

• alucard_(castlevania) → castlevania

leon_belmont → castlevania
richter_belmont → castlevania
simon_belmont → castlevania
king_boo → mario_bros
cappy_(mario) → super_mario_odyssey
chain_chomp → mario_bros
dry_bowser → mario_bros
pauline → donkey_kong_(series), or mario_bros
toadette → mario_bros
toadsworth → mario_bros
f-zero → nintendo
cloud_strife → final_fantasy_vii
dark_pit → kid_icarus
palutena → kid_icarus
pit_(kid_icarus) → kid_icarus
dark_samus → metroid
ike_(fire_emblem) → fire_emblem
lucina → fire_emblem
marth → fire_emblem
robin_(fire_emblem) → fire_emblem
roy_(fire_emblem) → fire_emblem
lucas_(earthbound) → earthbound_(series)
koopie_koo → paper_mario
shadow_queen → paper_mario

Done for now. I have more, but I don't wanna make this list longer than it already is.

EDIT: The tag implication giga_mermaid -> shantae_(series) (forum #272053) has been rejected by @NotMeNotYou.