We have Blazemire Verge, Hushwood Verge, Thornspire Verge, Floodfarm Verge, and Gloomlake Verge which all tap for one color of mana, but tap for a second if you have a land of a certain type
$6.49 Nibelheim Aflame Final Fantasy $0.35 Circle of Power Final Fantasy $2.49 Emet-Selch, Unsundered Final Fantasy $0.35 Accursed Marauder Modern Horizons 3 $3.99 Lindblum, Industrial Regency Final Fantasy $2.99 Midgar, City of Mako Final Fantasy $0.99 Darkstar Augur Bloomburrow $0.69 Fandaniel, Telophoroi Ascian Final Fantasy Commander Decks $0.49 Transpose Final Fantasy Commander Decks $5.99 Fell the Profane Modern Horizons 3 $0.99 Kuja, Genome Sorcerer Final Fantasy $2.29 Coruscation Mage Bloomburrow 0 results found
Because all of that value is in the context of a multiplayer game
Not even close
While I think they play well, my modern design sensibilities feel like there might be a way to accomplish this goal in a way that's a little cleaner
Put in a bunch of other stuff like a cycling land or an enchantment that sacced for a land (or Steve Sakura-Tribe Elder) and such, and then use the entomb effect to get the big thing and recur it