types of yugioh cards What is your favorite type Card? Monster Card | Yu-Gi-Oh! Wiki

As you can see above, and as Rasmussen explains, these new cards are vaguely similar to Playtest cards

With the right cards or the right metagame, I could see surveil becoming a real player in Modern.

If the opponent taps out for a Cradle Guard on turn three, destroying a Forest can set up a two-for-one

Otter Limits Creature (21) Bria, Riptide Rogue Mockingbird Alania, Divergent Storm Thieving Otter x3 Bellowing Crier x3 Waterspout Warden x3 Alania's Pathmaker x3 Coruscation Mage x2 Quaketusk Boar x2 Stormcatch Mentor x2 Instant (5) Flame Lash x3 Rabid Gnaw x2 Sorcery (4) Enchantment (2) Artifact (1) Land (27) Swiftwater Cliffs x4 Island x11 Mountain x12 Hmm wonder what Otter Limits could be about

For the former, the sheer number of creatures in the deck helps