Curse Dota 2 Invitational is a Dota 2 item of Common rarity. On DotaLoot you can win it in free giveaways or earn it with Battle Pass levels.
You can get Curse Dota 2 Invitational for free in daily DotaLoot giveaways or with Battle Pass levels. The fastest way is opening cases — noticeably cheaper than buying it on the market.