No, transforming a creature doesnt remove it from combat , unless its exiled and then brought back like with the flipwalkers
it cheats huge dragons right onto the battlefield tapped and attacking, which lets you skip the slow buildup and immediately pressure opponents
Sire of Seven Deaths counts vigilance as one of its seven abilities, which puts first strike, reach, and lifelink on display for blocking and when you take the ward cost into account, this turns into a 14-life swing or better
Let me know your thoughts in the comments below or come chat about it in the official Draftsim Discord
MOONSTONE EULOGIST The stats on this flyer arent too bad
Where the spirit and mortal realms overlap, the laws of reality are rewritten