Sigma Posting (Follow on BS)さんのイラストまとめ

Sigmoink

Source: Boink
Legend of Mana (PS) by Square

Cloud of Sigmaness

Source: Cloud of Darkness
Final Fantasy III, Final Fantasy Record Keeper version (Mobile) by DeNa

Sigmanatos

Source: Thanatos
Panel de Pon (SFC) by Intelligent Systems

Giant Baby Sigmowser

Source: Giant Baby Bowser
Super Mario World 2: Yoshi's Island (SNES) by Nintendo EAD

Sigmazuzu

Source: Pazuzu
Castlevania: Harmony of Dissonance (GBA) by Konami

Sigdeath

Source: Death
Castlevania: Dawn of Sorrow (DS) by Konami

Sigamma

Source: Gamma
Mega Man 8-bit Deathmatch (PC) by @CutmanMike
and Team #MM8BDM

Σlpizigma

Source: Elpizo
Mega Man Zero 2 (GBA) by Inti Creates

Sigmangel Σ

Source: Angel Copy X
Mega Man Zero (GBA) by Inti Creates

Copy Σ

Source: Copy X
Mega Man Zero (GBA) by Inti Creates