(Yikes.) The deckbuilding requirements for this synergy were huge: two colors of mana, dinky lifelink creatures, and no redundancy for the Meditation half of the synergy
MTG cosplayer PeachyPop revealed the new card via BlueSky late on Monday
Blitz [cost] means You may cast this card by paying [cost] rather than its mana cost, If this spells blitz cost was paid, sacrifice the permanent this spell becomes at the beginning of the next end step, and As long as this permanents blitz cost was paid, it has haste and When this permanent is put into a graveyard from the battlefield, draw a card. Casting a spell for its blitz cost follows the rules for paying alternative costs in rules 601.2b and 601.2fh
Gigantosaurus is a traditional foil, full-art card
The Tabernacle at Pendrell Vale is also pretty broken as a land that can wrath away your opponent's board or at least heavily tax your opponent's mana each turn
Midrange strategies can play Lumra as a potent six mana threat that incidentally provides them with plenty more lands to help fuel their one-for-one trades and slowly accrued advantages, creating a situation where creature lands might be the only real win condition they need if Lumra gets answered