relics/RelicSatellite.cs
using Sandbox;
using System.Reflection.PortableExecutable;
using System.Runtime.Versioning;
using System.Threading.Tasks;

public class RelicSatellite : Relic
{
	public override bool ShouldHandleEvent( EventType eventType )
	{
		return eventType == EventType.LevelStart;
	}

	public override async Task HandleEventAsync( EventType eventType )
	{
		Manager.Instance.PushEventMessage( this, eventType );

		List<Card> validCards = new();
		foreach ( var card in Manager.Instance.Cards )
			validCards.Add( card );

		await Task.DelayRealtime( 150 );

		Manager.Instance.PlaySfxCenter( "satellite", volume: 0.95f, pitch: Game.Random.Float( 0.9f, 1f ) );

		await Task.DelayRealtime( 350 );

		validCards.Shuffle();

		for ( int i = 0; i < Math.Min( Level * 3, validCards.Count ); i++ )
		{
			var card = validCards[i];

			Manager.Instance.PlayCardSfx( "card_flip", card, volume: 0.8f, pitch: Game.Random.Float( 1.15f, 1.2f ) );
			await Manager.Instance.RevealCard( card );

			await Task.DelayRealtime( 360 );
		}

		await Task.DelayRealtime( 400 );

		for ( int i = 0; i < Math.Min( Level * 3, validCards.Count ); i++ )
		{
			var card = validCards[i];

			Manager.Instance.HideCard( card );
			Manager.Instance.PlayCardSfx( "card_flip", card, volume: 0.7f, pitch: Game.Random.Float( 0.65f, 0.75f ) );

			await Task.DelayRealtime( 300 );
		}

		await Task.DelayRealtime( 200 );

		Manager.Instance.PopEventMessage();

		//Manager.Instance.RemoveRelic( this );
	}
}