mtg theros hero cards Elspeth, Undaunted [Theros Beyond Death] one chapter at a time Hero's Path - MTG Wiki

Geralfs Messenger is part of a subset of MTG Zombie lore, stretching back to the plane of Innistrad

Tap Jitte and Divining Top

For deck-building purposes, they're treated as another copy of the card indicated at the bottom of the card

(Whenever another Merfolk you control becomes the target of a spell or ability an opponent controls, counter it unless that player pays .) Whenever Svyelun attacks, draw a card

Goblin Gardener 1 Over cost and requiring sac support but at least another goblin with land destruction potential for a deck themed in such a way

I could waste hours talking about why I liked something (and I have a long history of doing just that), but nothing could prove my point like just making the cards and getting people to play