Expensive as it may be, I'm still very interested in trying out Tome of the Guildpact for the Multicolor deck, aka Ramos, Dragon Engine
However, with limited numbers of essential cards like 004-018-mirabel-madrigal-gift-of-the-family and 004-013-julieta-madrigal-excellent-cook, the deck really isnt a strong choice in terms of overall power
In Conclusion There are more Warp recommendations I could throw out there ( Still, when all you need is that one turn to get there, and youre able to Warp something in for a drastically lower cost, thats really all you are looking for, and in that sense Warp is one for the books
This common card now goes for a fair bit of money thanks to its prolific use in the old Channel Fireball decks, back when the game had just 40 card decks and no real restrictions on other very powerful cards (looking at you Black Lotus)
If youre trying to hit key points on the curve, cast expensive spells, or hit two-spell turns as soon as possible, youll want to prioritize ramp