Magmatic Galleon, Ghirapur Aether Grid, Ojer Taq, Deepest Foundation // Temple of Civilization, and Displaced Dinosaurs Combo

Prerequisites

Magmatic Galleon on the battlefield
Ghirapur Aether Grid on the battlefield
Ojer Taq, Deepest Foundation // Temple of Civilization on the battlefield
Displaced Dinosaurs on the battlefield
You have a way to give an opponent's creature indestructible
You have a way to deal damage to that creature equal to its toughness or greater
You control at least two untapped artifacts
An opponent controls an indestructible creature, or you have a way to give an opponent's creature indestructible
You control a number of artifacts greater than two times the indestructible creature's toughness

Give an opponent's creature indestructible by any method, if needed
Deal damage to that creature at least equal to its toughness, using Ghirapur Aether Grid or any other method
Activate Ghirapur Aether Grid by tapping two untapped artifacts you control, dealing 1 damage to the indestructible creature with lethal damage already marked on it
Magmatic Galleon's second ability triggers, creating three 7/7 Treasure Dinosaur artifact creature tokens
Repeat from step 3 any number of times
Once you have infinite untapped artifact creature tokens, you may activate Ghirapur's Aether Grid any number of times, choosing any targets
Give an opponent's creature indestructible, if needed
Activate Ghirapur Aether Grid by tapping two artifacts you control, dealing 1 damage to an indestructible creature an opponent controls
If the creature has less than 0 toughness, Magmatic Galleon's second ability triggers, creating three Treasure artifact tokens that become 7/7 Dinosaur creatures in addition to their other types as they enter
Repeat from step 2
Once you have infinite tokens, you may tap them using Ghirapur's Aether Grid to deal infinite damage to any target(s)