yugioh skeleton card Skeletal Swarm by JoblessGameDev on DeviantArt Yu-Gi-Oh! Wiki - Ghostrick Skeleton

These conditions will ensure that your game is kept in a safe and dust-free environment

Sure it can help you go off, but it can also mess with a stack of spells between other opponents

Angel's Grace Celestial Crusader Extirpate In Too Deep Inventory Management Krosan Grip Lake Silencio Legolas's Quick Reflexes Molten Disaster Quagnoth Siege Smash Stonewood Invocation Sudden Death Sudden Edict Sudden Shock Sudden Spoiling Sudden Substitution Sulfur Elemental Take Possession Trickbind V.A.T.S

From there, you can cast it normally, just like any other instant or sorcery

Grand Architect + Pili-Pala Grand Architect and Pili-Pala is used by a lot of players in various formats and is perhaps the most commonly known infinite mana combo