On one hand we could go Naya, and on the other Bant
It should mostly still be accurate, although a few small things have changed since the video was released, so I'm planning to have an updated version for 2022 out in the next few weeks
Then, for at Sorcery speed we can sacrifice another Creature to exile an Instant or Sorcery from an opponent's Graveyard and cast it with mana of any color
Examining the card on EDHREC it looks like Indoraptor is mostly played as an MTG commander, rather than part of the 99
While there should always be options for this, it basically allows you to break the rule of one card in your Commander deck, and because its an Artifact, it can go in any deck
Most of us only have four limbs, and some people get scared when a creature has eight