Timeless is a powerful enough format already, and Ancient Tomb's already poised to enable combo decks like Sneak Attack and Show and Tell Strip Mine Why ban Ancient Tomb when they're also introducing one of the best possible answers to it
Creatures (26) 4 Elvish Spirit Guide 4 Simian Spirit Guide 4 Progenitus 4 Emrakul, the Aeons Torn 4 Griselbrand 2 Maelstrom Wanderer 4 Shardless Agent Lands (16) Spells (18) Sideboard The Modern versions of Hypergenesis would probably look something like this
Then there was always the chance that it would be plucked up by some modern-day Sauron and used for evil
Originally being worth only $0.32 in mid-July, Shelob has since spiked to about a market average of about $1.50, representing a 369% price spike
second landfall flips it to repeat
To that end, there are big spells in here, like Maelstrom Wanderer, Omnath, Locus of Rage, Titan of Industry, and more, all of which can be used to grab big ETB triggers to keep opponents on their toes.