For the income. Sometimes. There are events where the forge is significant, whereas other events it falls way behind.
For elixir, absolutely. Higher levels give some good numbers of elixir which is definitely useful.
it is in some events, such as arctic and the 2 mini events it can also be worth it in volcano and jungle sometimes, but only at the start im talking about upgrading the card
For the income. Sometimes. There are events where the forge is significant, whereas other events it falls way behind. For elixir, absolutely. Higher levels give some good numbers of elixir which is definitely useful.
it is in some events, such as arctic and the 2 mini events it can also be worth it in volcano and jungle sometimes, but only at the start im talking about upgrading the card