This is a file with 3 Floating Volcaninc Islands The first island is 22,000 Vertices The second island is 22,500 Vertices without the rocks and spikes The third Island is a high poly Island with 704,500 Vertices without the lava
All textures included, some are mine and others are cc0 from other creators The lighting is done by Pro Lighting Studio addon and an HDRI, You can use Your own combination.
Unfortunatily, converting to other formats is not available.