There are several gaming phones available under 25k that are suitable for heavy gaming:
1. POCO X3 Pro - This phone comes with Snapdragon 860 chipset, 6GB/8GB RAM, 120Hz FHD+ display, and a 5160mAh battery. It is priced at around 18k-20k.
2. Realme Narzo 30 Pro - This phone is powered by MediaTek Dimensity 800U chipset, 6GB/8GB RAM, 120Hz FHD+ display, and a 5000mAh battery. It is priced at around 16k-18k.
3. Redmi Note 10 Pro Max - This phone comes with Snapdragon 732G chipset, 6GB/8GB RAM, 120Hz FHD+ display, and a 5020mAh battery. It is priced at around 18k-20k.
4. Samsung Galaxy M32 - This phone is powered by MediaTek Helio G80 chipset, 4GB/6GB RAM, 90Hz FHD+ display, and a 6000mAh battery. It is priced at around 15k-17k.
5. Motorola G60 - This phone comes with Snapdragon 732G chipset, 6GB RAM, 120Hz FHD+ display, and a 6000mAh battery. It is priced at around 18k-20k.
These phones offer great performance and are capable of handling heavy games without any lag or stuttering. You can choose any of these phones based on your preferences and budget.