"At most, you're getting one extra card per combat, and your setup cost requires packing your deck with tiny creatures." You actually get a card for each player or planeswalker you attack, making this dude far better than I initially thought
It reintroduced the Mega Evolution mechanic but made it function more like traditional evolution rather than have it trigger with the use of a Spirit Link tool card
Specifically, it's MetalGreymon Blue, the original MetalGreymon from before Digimon Adventure introduced the more recognizable orange variant
You can also try to create synergies within your own deck, whether it be with Deaths Shadow as mentioned above, or my personal favourite in Legacy of casting it at your opponents end step and then cast an Uro, Titan of Natures Wrath a three-mana 6/6 creature
[Blocker] Card Set(s) -EGGHEAD CRISIS- [EB-04] CARD VIEW ST18-004 | SP CARD | CHARACTER Zoro-Juurou Attribute Slash Block Icon 3 Effect [On Play] Look at 5 cards from the top of your deck
From the GY , by banishing itself as cost, Rosenix creates a Lv1 Token (that cannot be tributed), while Prasiortle Special Summons a "Crystron" monster from the hand