Instead, it was awarded as an exclusive prize card during the 2005 Pharaoh Tour, a major Yugioh event that took place across the United States
Further to this there is a "hidden" restriction on not being able to kill colourless creatures
Let's say you're playing a deck with a bunch of midrangey creatures that happen to have cycling, like Archfiend of Ifnir, Curator of Mysteries, Krosan Tusker, or whatever powerful cyclers we end up with in Ikoria Standard
DBCB-JP035 Ryuuge Kaibyaku Apodrakosis World Creation Quick-Play Spell You can only use 1 of the 1st and 2nd effect of this cards name per turn, and only once that turn
and Friendly Rivalry all have potential to be strong, but require support from your deck to reach their potential
Heavy-played commanders like Voja, Jaws of the Conclave or The Wise Mothman can put +1/+1 counters on each creature you control, so Inspiring Call is perfect in those decks