Argantium Reborn/Sigma

Sigma is a Hardmode yoyo that can be upgraded into.

Trivia

 * This Yo-Yo refers to the Sigma Symbol Σ / σ / ς  in the Greek Alphabet.
 * This letter of the Greek Alphabet has 2 lower case variants, unlike the others

The Greek Alphabet Yo-Yo Family

 * [[File:Alpha (Argantium Reborn).png]] Alpha
 * [[File:Beta (Argantium Reborn).png]] Beta
 * [[File:Gamma (Argantium Reborn).png]] Gamma
 * [[File:Delta (Argantium Reborn).png]] Delta
 * [[File:Epsilon (Argantium Reborn).png]] Epsilon
 * [[File:Zeta (Argantium Reborn).png]] Zeta
 * [[File:Eta (Argantium Reborn).png]] Eta
 * [[File:Theta (Argantium Reborn).png]] Theta
 * [[File:Iota (Argantium Reborn).png]] Iota
 * [[File:Kappa (Argantium Reborn).png]] Kappa
 * [[File:Lambda (Argantium Reborn).png]] Lambda
 * [[File:Mu (Argantium Reborn).png]] Mu
 * [[File:Nu (Argantium Reborn).png]] Nu
 * [[File:Xi (Argantium Reborn).png]] Xi
 * [[File:Omicron (Argantium Reborn).png]] Omicron
 * [[File:Pi (Argantium Reborn).png]] Pi
 * [[File:Rho (Argantium Reborn).png]] Rho
 * [[File:Sigma (Argantium Reborn).png]] Sigma
 * Tau (Argantium Reborn).png Tau
 * Upsilon (Argantium Reborn).png Upsilon
 * Phi (Argantium Reborn).png Phi
 * Chi (Argantium Reborn).png Chi
 * Psi (Argantium Reborn).png Psi
 * Omega (Argantium Reborn).png Omega