Spellz: Mastery or Death: Butcher's Lair Revamp & v-sync!

Greetings, Spellz Adventurers! Changes: - Overhauled "Butcher's Lair" level in Difficulty 2. - Some enhancements in the spellbook. - Added Vertical Sync setting. Prepare for a revamped lair, improved spells, and smoothe…