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

Zigma

Source: Zamza
Streets of Rage 2 (Genesis) by Sega, Ancient, MNM Software, Shout! Designworks and H.I.C.

Slash Sigman

Source: Slash Man
Mega Man 7 (SNES) by Capcom

De Rosigma

Source: De Rose
Robotrek (SNES) by Quintet and Ancient

Sigmacaller

Source: Windcaller
Legend of Mana (PS) by Square

Sigmov

Source: Karnov
Bad Dudes Vs. DragonNinja (Arcade) by Data East

Sigtama

Source: Saitama
Grand Summoners (Mobile) by NextNinja Co., Ltd

Dr Sigma

Source: Dr Strange
Marvel Super Heroes In War of the Gems (SNES) by Capcom

Big Σ

Source: Big X
Astro Boy: Omega Factor (GBA) by Treasure and Hitmaker

Amy Rosigma (Sigmamy Rose?)

Source: Amy Rose
Sonic the Hedgehog CD (Sega CD) by Sonic Team

Scrigma

Source: Scratch
Dr. Robotnik's Mean Bean Machine (Genesis) by Compile