Quote from "The Friendly Card" »0: If Frenetic Efreet is in play, flip a coin. If you win the flip, Frenetic Efreet phases out. If you lose the flip, sacrifice Frenetic Efreet.
Quote from "Comprehensive Rules" » 502.10i Multiple instances of banding on the same creature are redundant.
Quote from "Dictionary.com" »Re•dun•dant
Needlessly wordy or repetitive in expression