Afterwards, you can select 1 "Super Defense Robo" Monster in your Graveyard and place it under this card as Xyz Material
On top of that, you can deal 20 damage to each of the opponent's Benched Pokemon, which makes it easier for you to knock out late in the game, especially by pulling the Pokemon you want to the Active spot through Cyrus
A green/white deck or a green/white/black deck should have plenty of single-target cards to help Legolas get +1/+1 counters or open fire, such as Shelob's Ambush, Morgul Knife-Wound, Bitter Downfall, Second Breakfast and Gollum's Bite
Plus, for a rundown of all the cards across the set and where you can find them, check out the Collecting Dominaria United article, which includes details on the Lost Legends cards
So long as Kiki-Jiki, Mirror Breaker is on top of your library, the Snoop sees it and can use its copy ability to make a copy of itself, which can then create a copy of itself, etc
Whenever one or more +1/+1 counters are put on a creature you control, put that many growth counters on this enchantment