About ScrollVault
Welcome to ScrollVault — free deck building tools and competitive strategy for Magic: The Gathering players.
Tools
We build free, math-driven tools to help you build better decks:
- Mana Base Calculator — Optimal land counts using Frank Karsten's math with WASM Monte Carlo simulation
- Draft Simulator — Practice drafting with AI bots across 15+ sets
- Sealed Pool Builder — Open 6 packs and build a sealed deck
- Dual Land Reference — Compare every fetch, shock, check, and fast land
- Price Checker — Get a full decklist price breakdown from Scryfall
- Hand Simulator — Draw opening hands and practice London mulligans
Strategy & Decks
- Guides — Format primers, metagame analysis, draft walkthroughs, and mana base theory
Who We Are
We're dedicated Magic players who believe deck building should be powered by real math, not guesswork. Our mana base calculator uses Frank Karsten's probability models and Monte Carlo simulation to give you actual numbers instead of rules of thumb.
Have a suggestion, found a bug, or want to talk Magic? Drop us a line at support@scrollvault.net.
Support ScrollVault
Every tool on ScrollVault is free and always will be — no paywalls, no premium tiers, no ads cluttering your screen. If our mana base calculator saved you from a 2-land opening hand or the draft simulator helped you 3-0 your pod, consider buying us a coffee.