Legendary Creature - Elf Shaman Karlach, Fury of Avernus Whenever you attack, if it's the first combat phase of the turn, untap all attacking creatures
At the same rank 8, there is Dingirsu with even higher removal power, destruction resistance and higher hit points
After all, being in blue gives you access to Preordain and Serum Visions, which become budget Ancestral Recalls with Eligeth out
If a Cyberse monster you control would be used as Link Material for a "Code Talker" monster, this card in your hand can also be used as material
Creatures with abilities that help them survive combat, like first strike on Abigale, Eloquent First-Year, indestructible on Blightsteel Colossus or regeneration on Thrun, the Last Troll, are also excellent at engaging in combat without dying