Rydia, Summoner of Mist, Hedge Shredder, and Golgari Grave-Troll

Prerequisites

• Rydia, Summoner of Mist on the battlefield
• Hedge Shredder on the battlefield
• Golgari Grave-Troll on the battlefield

Steps

1. Play a land
2. When the land enters, Rydia triggers, causing you to discard Golgari Grave-Troll, and then mill six cards and return Golgari Grave-Troll from your graveyard to your hand due to its dredge ability
3. If you milled one or more lands this way, Hedge Shredder triggers, putting them from your graveyard onto the battlefield tapped
4. When the land(s) enter, Rydia triggers that many times
5. Resolve the first trigger, causing you to discard Golgari Grave-Troll, and then mill six cards and return Golgari Grave-Troll from your graveyard to your hand due to its dredge ability
6. Repeat from step 3 as able

Results

• Near-infinite landfall triggers
• Near-infinite self-mill
• Put most land cards from your library onto the battlefield tapped